Chevrolet 350ci 5.7L Small Block V8 Complete Engine Package

Chevrolet 350ci 5.7L Small Block V8 Complete Engine Package

The 350ci 5.7L Chevrolet Small Block V8 is one of GM’s most widely used V8 platforms and remains popular for replacement engines, restorations and performance builds.

Chevrolet Performance currently offers several 350-based configurations, including the 350 HO, SP350/357, SP350/385, ZZ6 and ZZ6 EFI. Depending on configuration, these engines are rated from 333 HP to 420 HP.

Key Specifications

• Engine: Chevrolet Small Block V8
• Displacement: 350 cu. in. / 5.7L
• Configuration: V8
• Bore: 4.000″
• Stroke: 3.480″
• Aspiration: Naturally aspirated
• Fuel: Gasoline
• Block: Cast iron on many Chevrolet Performance versions
• Main Caps: 4-bolt on many current configurations
• Horsepower: Approximately 333–420 HP, configuration dependent
• Torque: Approximately 381–408 lb-ft, configuration dependent

Common Applications

Depending on the exact engine configuration:

• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet Impala
• Chevrolet El Camino
• Chevrolet Corvette
• Chevrolet C10 / C20
• Chevrolet K10 / K20
• GMC trucks
• Classic muscle cars
• Hot rods and street rods
• Custom engine-swap projects

Chevrolet Performance documentation notes that certain 350 configurations are suitable for applications originally equipped with 265–400 cubic-inch small-block Chevrolet V8s.

Complete Package & Swap Requirements

Depending on the package configuration, installation may require or include components such as:

• Intake manifold
• Carburetor or EFI system
• Distributor/ignition system
• Starter
• Alternator
• Water pump
• Engine mounts
• Fuel system
• Cooling system
• Compatible transmission
• Exhaust components